CN102030168A - Garbage heating method and garbage storing device - Google Patents
Garbage heating method and garbage storing device Download PDFInfo
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- CN102030168A CN102030168A CN 201010548168 CN201010548168A CN102030168A CN 102030168 A CN102030168 A CN 102030168A CN 201010548168 CN201010548168 CN 201010548168 CN 201010548168 A CN201010548168 A CN 201010548168A CN 102030168 A CN102030168 A CN 102030168A
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- storage device
- rubbish
- rubbish storage
- garbage
- temperature booster
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Abstract
The invention discloses a garbage heating method and a garbage storing device, wherein the garbage heating method preheats garbage in the garbage storing device which is internally provided with a heater; and the method introduces waste heat which is generated by working of a boiler and needs to be cooled into the heater and carries out heating treatment on the garbage in the garbage storing device. In the invention, the heat wasted originally is utilized to heat the garbage in the garbage storing device, so as to reduce water content of incineration in the boiler; and in addition, the equipment investment and construction cost are low and the economic benefit is very good.
Description
Technical field
The present invention relates to environmental technology field, relate in particular to a kind of rubbish method of heating and rubbish storage device.
Background technology
The processing of rubbish is urbanization process and a very important problem that economic development faced.At present, municipal refuse generally is to handle by burning.Burning be realize that garbage disposal is innoxious, the important channel of resource and minimizing.But a characteristics moisture height of house refuse, calorific value are low, and most of refuse moisture accounts for about 50～60%, and this burning to rubbish is very disadvantageous.Reason is:
The first, the moisture height of rubbish, rubbish is difficult to after-flame, and fire box temperature is restive in 850～950 ℃ range of temperatures, therefore, is unfavorable for the decomposition of objectionable impuritiess such as dioxin; The second, in combustion process, the rubbish of high-moisture will absorb more by heat that waste incineration produced; Therefore, strengthen flue gas loss, reduce energy utilization rate.Three, to cause percolate to be separated out easily not smooth for the rubbish of high-moisture, makes incineration firing undesirable, therefore need spray into a large amount of auxiliary fuels in burning process.In winter, because temperature is low, percolate more is difficult to separate out especially.
In view of this, all consumer waste incineration equipment are all wished the calorific value of its fuel of raising that can try one's best, are convenient to burning, improve operating efficiency.For addressing this problem, existing technology has circulating fluid bed garbage furnace at the boiler feed mouth one section preheating channel to be set respectively; Perhaps grate incinerator also has one section preheating zone in its burning haul process.The purpose of above-mentioned processing mode is exactly the moisture that improves the temperature of fuel as far as possible, reduces fuel, improves calorific value.
, the problem of prior art existence is: need to increase equipment investment and construction cost; And in case the heating zone goes wrong, then maintenance is difficult relatively, and makes rubbish storage hole be easy to generate foul gas.
Summary of the invention
The object of the present invention is to provide a kind of rubbish method of heating and rubbish storage device.Based on the present invention, can better reduce the heating cost of rubbish storage facilities.
On the one hand, the invention discloses a kind of rubbish method of heating, described rubbish storage device is that rubbish stores hole or rubbish storage vault, is provided with temperature booster in the described rubbish storage device; This method is: boiler acting is produced and need the waste heat of cooling to feed to described temperature booster, the rubbish in the described rubbish storage device is carried out furnace run.
Medium in the above-mentioned rubbish method of heating, preferred described temperature booster comprises: the excess steam that sewer that circulating water, periodic cleaning garbage burning boiler discharge or excessive burning produce; Wherein, described circulating water is: after the steam drive steam turbine acting that boiler produces, and the water that the steam after the acting is cooled off.
On the other hand, the invention discloses a kind of rubbish storage device, comprise temperature booster, described temperature booster is arranged in bottom, top and the side of rubbish storage device, and the medium in the described temperature booster comprises: the excess steam that sewer that circulating water, periodic cleaning garbage burning boiler discharge or excessive burning produce; Wherein, described circulating water is: after the steam drive steam turbine acting that boiler produces, and the water that the steam after the acting is cooled off.
Above-mentioned rubbish storage device, preferred described temperature booster comprises: be positioned at the storehouse heat dissipation equipment on rubbish storage device top, be embedded in the bottom of rubbish storage device and side in-to-in heating pipeline in advance.
Above-mentioned rubbish storage device, preferred described rubbish storage device also comprises pre-buried groove, the pipeline of described temperature booster is arranged in the described pre-buried groove; And, be provided with the gap in the pipeline of described temperature booster and the described pre-buried groove.
Above-mentioned rubbish storage device, preferred described pre-buried groove is crooked groove.
In terms of existing technologies, utilize the heat of originally destroying that the rubbish in the rubbish storage device is heated, reduce fuel and go into the aqueous ingredients that stove burns, reduce the heating cost of rubbish storage facilities, and equipment investment and construction cost are cheap, have extraordinary economic benefit.
Description of drawings
Fig. 1 is the structural representation of rubbish storage device embodiment of the present invention.
The specific embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, the present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.The rubbish method of heating
Store in the process of construction of hole in the garbage burning factory house refuse, at the inner heating pipeline of evenly laying of its bottom (periphery) antiseep face, utilize the boiler acting to produce and need the water of cooling, vapour waste heat the rubbish that rubbish stores in the hole (storehouse) to be carried out furnace run, simultaneously also water, vapour cooling to passing through by pipeline.Waste heat mainly adopts: after the acting of Boiler Steam driving steam turbine, and the excess steam that needs the circulating water of cooling usefulness, the sewer that the periodic cleaning boiler discharges, excessive burning to produce.
Method of the present invention allows these heats of destroying originally through the big portion heat dissipation region in the rubbish storage device (rubbish stores hole or rubbish storage vault), for example: be arranged in bottom, garbage burning factory storage hole or periphery house refuse is carried out furnace run; Material feeding platform periphery is installed heat abstractor and is improved air themperature in the storehouse because boiler combustion gases used mainly be to extract from the rubbish storehouse.
In the northern area of China, method of the present invention is particularly important.This be because, the rubbish that ships winter much all is freezing state, the ice dissolution process is need to absorb a lot of heats, if it is very unfavorable to burning directly to send into boiler.Therefore, it is very necessary improving whole reservoir area bulk temperature for the heating of rubbish storehouse.Circulating water is generally about 45 ℃, though temperature is not high, its water yield is big, heat energy is sufficient, and contrast northern China winter is subzero 10 ℃ condition often, be very economical, and its institute can satisfy the energy requirement that whole rubbish storehouse is heated fully with heat.
The past circulating water all needs directly to enter cooling tower (emitting the large-scale la farr pipe shape building of white vapor) and carries out cooling circulation, therefore, and its heat having slatterned in vain.Now, can be used for rubbish is heated by absorption portion circulating water heat energy, done two benefits like this: can improve combustion efficiency on the one hand, can also improve the cooling tower cooling effectiveness on the other hand, kill two birds with one stone by invention.
The rubbish storage device
The invention discloses a kind of rubbish storage device, be provided with temperature booster in this rubbish storage device, the medium in this temperature booster comprises the sewer of circulating water, the release of periodic cleaning garbage burning boiler or the excess steam that excessive burning produces; Wherein, described circulating water needs the water of cooling steam for after the Boiler Steam driving steam turbine acting.This temperature booster is embedded in the bottom of rubbish storage device or the sidewall of described rubbish storage device in advance.Decide on the local temperature situation, northern area is adorned some more, and the middle part is few.
By rubbish storage device of the present invention, can allow the heat of destroying originally that whole rubbish storehouse is heated, can improve the combustion efficiency of rubbish on the one hand, can also improve the cooling tower cooling effectiveness on the other hand, kill two birds with one stone.
A preferred scheme is, the rubbish storage device also comprises pre-buried groove, and the pipeline of this temperature booster is arranged in the described pre-buried groove; And, be provided with the gap in the pipeline of described temperature booster and the described pre-buried groove, its objective is to absorb the expansion heat.In addition, in order better to absorb the expansion heat, can also be crooked shape with pre-buried trench design.
In addition, can filling between the pipeline of described temperature booster and the described pre-buried groove soft but material that permeability to heat is higher, be convenient to improve heat exchange efficiency with rubbish.
Below in conjunction with Fig. 1, one embodiment of the present of invention are described in detail.
With reference to Fig. 1, Fig. 1 is the structural representation of rubbish storage device embodiment of the present invention.With reference to Fig. 1, the main body of this rubbish storage device is a dump pit 5, and the upper portion side wall of dump pit 5 is provided with heat dissipation equipment 4 in the storehouse, and bottom and periphery are provided with pre-buried heat radiation pipeline 9.The dump pit bottom is provided with pipe laying 13 in the storehouse.Dump pit 5 is provided with the garbage inlet that is positioned at the side, and as shown in Figure 1, waste-skip 11 is transporting rubbish to dump pit 5.
Boiler 10 generation steam 12 and boiler waste water, vapour 3.As shown in Figure 1, after the acting of steam 12 driving steam turbines of boiler 10, produce the circulating water that needs cooling behind the cooling steam again.The circulating water cyclic water outlet branch road 2 of at first flowing through comprises two sub-branch roads: the sub-branch road at heat dissipation equipment 4 places in the storehouse of one, dump pit 5; Two, the sub-branch road at dump pit 5 bottoms and periphery heat radiation pipeline place.Then, the circulating water of two sub-branch roads is pooled in the pond 7 of cooling tower 6 bottoms, and finish and inhale the heat release cyclic process: circulating water is emitted heat, spills into equipment 4 and heat radiation pipeline 9 absorption heats in the storehouse.The heats of circulating water can be regulated by boost pump 8.The circulating water flow that comes out in the pond 7 of cooling tower 6 bottoms is got back to water-cooled collection case 14 through circulating backwater branch road 1.
This embodiment has following advantage: the first, improving rubbish storage hole temperature than cold district; Melt the ice and snow in the new refuse as early as possible; Improve rubbish fermentation and dewatering efficiency; The second, improve the charging temperature of rubbish and combustion-supporting gas; Increase fuel value; Three, improved the cooling power of circulating water and cooling intallation thereof.Four, has huge economic benefit.
More than a kind of rubbish method of heating provided by the present invention and rubbish storage device are described in detail, used specific embodiment herein principle of the present invention and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, part in specific embodiments and applications all can change.In sum, this description should not be construed as limitation of the present invention.
Claims (6)
1. rubbish method of heating, this method is carried out thermal pretreatment to the rubbish in the rubbish storage device, is provided with temperature booster in the described rubbish storage device; It is characterized in that,
This method produces the boiler acting and needs the waste heat of cooling to feed to described temperature booster, and the rubbish in the described rubbish storage device is carried out furnace run.
2. rubbish method of heating according to claim 1 is characterized in that,
Medium in the described temperature booster comprises: the excess steam that sewer that circulating water, periodic cleaning garbage burning boiler discharge or excessive burning produce; Wherein, described circulating water is: after the steam drive steam turbine acting that boiler produces, and the water that the steam after the acting is cooled off.
3. a rubbish storage device is characterized in that,
Comprise temperature booster, described temperature booster is arranged in bottom, top and the side of rubbish storage device, and the medium in the described temperature booster comprises: the excess steam that sewer that circulating water, periodic cleaning garbage burning boiler discharge or excessive burning produce; Wherein, described circulating water is: after the steam drive steam turbine acting that boiler produces, and the water that the steam after the acting is cooled off.
4. rubbish storage device according to claim 3 is characterized in that,
Described temperature booster comprises: be positioned at the storehouse heat dissipation equipment on rubbish storage device top, be embedded in the bottom of rubbish storage device and side in-to-in heating pipeline in advance.
5. rubbish storage device according to claim 4 is characterized in that,
Described rubbish storage device also comprises pre-buried groove, and the pipeline of described temperature booster is arranged in the described pre-buried groove; And, be provided with the gap in the pipeline of described temperature booster and the described pre-buried groove.
6. rubbish storage device according to claim 5 is characterized in that, described pre-buried groove is crooked groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010548168 CN102030168B (en) | 2010-11-17 | 2010-11-17 | Garbage heating method and garbage storing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010548168 CN102030168B (en) | 2010-11-17 | 2010-11-17 | Garbage heating method and garbage storing device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102030168A true CN102030168A (en) | 2011-04-27 |
| CN102030168B CN102030168B (en) | 2013-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010548168 Expired - Fee Related CN102030168B (en) | 2010-11-17 | 2010-11-17 | Garbage heating method and garbage storing device |
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| CN (1) | CN102030168B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106287740A (en) * | 2016-08-17 | 2017-01-04 | 重庆钢铁集团设计院有限公司 | A kind of garbage storing hole heating system |
| CN106287730A (en) * | 2016-08-17 | 2017-01-04 | 重庆钢铁集团设计院有限公司 | A kind of garbage storing hole heating means |
| CN106594742A (en) * | 2016-12-31 | 2017-04-26 | 上海康恒环境股份有限公司 | System for heating and unfreezing winter dump pit of garbage incineration power plant |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05288324A (en) * | 1992-04-07 | 1993-11-02 | Kumagai Gumi Co Ltd | Energy recycling device |
| DE19749751A1 (en) * | 1997-02-25 | 1998-08-27 | Matsushita Electric Works Ltd | Composting assembly for food residues |
| JP2000272708A (en) * | 1999-03-24 | 2000-10-03 | Towa Auto Service:Kk | Garbage treatment vehicle |
| CN201136678Y (en) * | 2007-11-27 | 2008-10-22 | 重汽集团专用汽车公司 | End gas heating device for kitchen waste garbage trucks |
| CN201873234U (en) * | 2010-11-17 | 2011-06-22 | 北京中科通用能源环保有限责任公司 | Garbage storage device |
-
2010
- 2010-11-17 CN CN 201010548168 patent/CN102030168B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05288324A (en) * | 1992-04-07 | 1993-11-02 | Kumagai Gumi Co Ltd | Energy recycling device |
| DE19749751A1 (en) * | 1997-02-25 | 1998-08-27 | Matsushita Electric Works Ltd | Composting assembly for food residues |
| JP2000272708A (en) * | 1999-03-24 | 2000-10-03 | Towa Auto Service:Kk | Garbage treatment vehicle |
| CN201136678Y (en) * | 2007-11-27 | 2008-10-22 | 重汽集团专用汽车公司 | End gas heating device for kitchen waste garbage trucks |
| CN201873234U (en) * | 2010-11-17 | 2011-06-22 | 北京中科通用能源环保有限责任公司 | Garbage storage device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106287740A (en) * | 2016-08-17 | 2017-01-04 | 重庆钢铁集团设计院有限公司 | A kind of garbage storing hole heating system |
| CN106287730A (en) * | 2016-08-17 | 2017-01-04 | 重庆钢铁集团设计院有限公司 | A kind of garbage storing hole heating means |
| CN106287730B (en) * | 2016-08-17 | 2018-07-24 | 重庆钢铁集团设计院有限公司 | A kind of garbage storing hole heating means |
| CN106594742A (en) * | 2016-12-31 | 2017-04-26 | 上海康恒环境股份有限公司 | System for heating and unfreezing winter dump pit of garbage incineration power plant |
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| Publication number | Publication date |
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| CN102030168B (en) | 2013-01-02 |
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